Zenith El Primero Chronomaster Open Rose Gold / Silver / Calf

Reference 18.3300.3604/69.C922

About this watch

The Zenith Chronomaster Open Rose Gold / Silver / Calf is a prime example of luxury watchmaking, combining elegant design with groundbreaking movement technology. This stunning timepiece features a rose gold case, silver sunburst dial, and calf leather strap, creating a sophisticated look that's perfect for formal occasions or casual outings. The round case measures 39.50 mm in diameter, ensuring it suits various wrist sizes. A sapphire crystal protects the dial, while an open case back allows you to admire the intricate El Primero 3604 movement within. This automatic chronograph movement operates at a remarkable frequency of 36,000 vibrations per hour, providing precision that few watches can match. With a central chronograph hand completing one full rotation every 10 seconds, you can measure elapsed time with remarkable accuracy. The calf leather strap adds a luxurious touch while ensuring comfort on the wrist. Certified as a chronometer, this watch has passed rigorous testing for accuracy and performance, making it perfect for those who value punctuality. With a power reserve of 60 hours, you can leave your watch unworn over the weekend and still find it ticking away on Monday morning.

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Key Features

Automatic Chronograph Movement with 36,000 VPH Frequency
Rose Gold Case with Sapphire Crystal
Silver Sunburst Dial with Stick and Dot Indexes
Calf Leather Strap for Comfort and Durability
1/10th of a Second Chronograph Functionality
100 Meter Water Resistance
60 Hour Power Reserve

Specifications

Brand

Zenith

Family

El Primero

Model

Chronomaster Open Rose Gold / Silver / Calf

Reference

18.3300.3604/69.C922

Movement Features

Hours, Minutes, Small Seconds
Chronograph, Column wheel

Case

Rose Gold 39.5mm

Dial Color

Silver

Crystal

Sapphire

Water Resistance

100

Current Listings

Zenith Chronomaster Original Reverse Panda El Primero Chronograph | 03.3200.3600/21.C903 | Brand new under full warranty | $7500 + shipping

Zenith - 03.3200.3600/21.C903 · $7,500

A brand new Zenith Chronomaster Original Reverse Panda with an El Primero chronograph movement, no longer in production.

Condition: Brand new, never used
Warranty Years: 2 years
Strap Material: leather

Posted at

Dec 24, 2025, 7:15 PM

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Zenith Chronomaster Sport El Primero 41mm Stainless Steel Blue Dial 03.3114.3600

Zenith - 03.3114.3600 · $6,350

A Zenith Chronomaster Sport featuring a stainless steel case, blue dial, and tri-color sub-dials.

Condition: Nice preowned condition with light scratches on the case, bracelet and bezel
Case material: Stainless Steel
Case dimensions: 41mm diameter
Bezel material: Stainless Steel

Posted at

Dec 19, 2025, 8:09 PM

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Zenith Chronomaster Original Reverse Panda El Primero | 03.3200.3600/21.C903 | Brand new under full warranty | $7500 + shipping

Zenith - 03.3200.3600/21.C903 · $7,500

A brand new Zenith Chronomaster Original Reverse Panda, discontinued by Zenith, still in its protective stickers.

Condition: Brand new, never used
Warranty: 2 years with option to extend for 3 more years
Strap material: Leather
Case size: Not specified

Posted at

Dec 17, 2025, 1:34 PM

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Zenith Chronomaster El Primero 42mm Tri-Color 03.2040.400/69 Strap & Bracelet

Zenith - Chronomaster El Primero 42mm Tri-Color · $5,350

A Zenith Chronomaster El Primero in mint condition, with a 42mm tri-color design. It comes in pristine shape and includes additional accessories such as a bracelet, box, books, warranty card, and receipt.

Condition: Mint condition
Material: Tri-color
Bracelet: Zenith
Size: 42mm

Posted at

Dec 16, 2025, 5:30 PM

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Zenith El Primero Final Edition #34/38

Zenith - El Primero Final Edition #34/38 · $11,000

A rare Zenith El Primero Final Edition, one of only 38 produced, with a unique and elegant design.

Condition: Excellent
Production Run: 1/38

Posted at

Dec 15, 2025, 3:27 PM

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Zenith El Primero Final Edition 🔴🔵⚪️

Zenith - El Primero Final Edition · $11,000

This is one of the rarest El Primero models, with only 38 produced and this being number 34/38.

Serial Number: 34/38
Extra Items: complete set including optional bracelet, 3 unused straps, inner box, outer box, travel box, warranty, booklet, authenticity, receipt

Posted at

Dec 15, 2025, 1:57 PM

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Zenith Class Sport El Primero Automatic 03.0510.400/24.M510

Zenith - 03.0510.400/24.M510 · $2,400

A Zenith Class Sport El Primero Automatic watch in excellent condition, recently serviced and owned by the seller's father.

Condition: Excellent, light desk wear on clasp
Case Size: 40mm diameter (1.6inch)
Wrist Size: 17.5cm (6.9 inch) circumference
Lugs Width: 20mm (0.8 inch)

Posted at

Dec 14, 2025, 1:37 PM

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[wtt] Zenith el primero open grande date moonphase $3499

Zenith - El Primero Open Grande Date Moonphase · $3,499

A Zenith El Primero Open Grande Date Moonphase in good condition, however the moon phase and day night disc may not be functioning correctly.

Condition: Pre-owned with minor damage (age-related scuffs)
Boxpapers: No
Complications: Chronograph, date, moon phase, day-night indicator

Posted at

Dec 13, 2025, 2:35 PM

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Zenith 42mm El Primero Chronomaster Open Heart Stainless Steel Complete

Zenith - 03.2040.4061/69.C496 · $4,950

A Zenith El Primero Chronomaster Open Heart chronograph watch, featuring a 42mm stainless steel case and in-house Caliber Zenith El Primero 4061 movement. The watch is dated October 2014 and has been recently serviced by Zenith.

Condition: Mint Condition with light hairline scratches only
Case size: 42mm diameter
Water resistance: 30m depth rating

Posted at

Mar 31, 2025, 1:26 PM

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